Cremona's table of elliptic curves

Curve 7812b2

7812 = 22 · 32 · 7 · 31



Data for elliptic curve 7812b2

Field Data Notes
Atkin-Lehner 2- 3+ 7+ 31+ Signs for the Atkin-Lehner involutions
Class 7812b Isogeny class
Conductor 7812 Conductor
∏ cp 6 Product of Tamagawa factors cp
Δ 1499904 = 28 · 33 · 7 · 31 Discriminant
Eigenvalues 2- 3+ -2 7+ -6 -2 -8 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-3471,78710] [a1,a2,a3,a4,a6]
Generators [7:234:1] [22:114:1] Generators of the group modulo torsion
j 669088897776/217 j-invariant
L 4.8956382564234 L(r)(E,1)/r!
Ω 2.1629340343919 Real period
R 1.5089497810475 Regulator
r 2 Rank of the group of rational points
S 0.99999999999995 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 31248be2 124992e2 7812a2 54684e2 Quadratic twists by: -4 8 -3 -7


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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